The Homophonic Forms of Musical Composition —— An Exhaustive Treatise on the Structure and Development of Musical Forms， From the Simple Phrase to the Song-Form With Trio"， For the Use of General and Special Students of Musical Structure"

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ISBN: 9781332327669 出版年：2016 页码：251 Percy Goetschius Forgotten Books

These chord-changes are regular when the distinction of whole-step or of half-step progression is not determined by option， but by the strict harmonic conditions of the key; they are irreg ular (not necessarily wrong) when the Choice is arbitrarily made， giving rise to more or less frequent changes Of key.